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Hexaconazole electrostatic oil agent and preparation method thereof

An electrostatic oil agent and hexaconazole technology, applied in the field of pesticides, can solve the problems of large environmental pollution, limited droplet deposition, limited charged charge, etc., and achieve the effects of high electrical conductivity, reduced pesticide application amount, and easy degradation.

Inactive Publication Date: 2018-11-23
INST OF PLANT PROTECTION CHINESE ACAD OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the heavy aromatic hydrocarbons or second-line oils used in traditional electrostatic spray formulations not only pollute the environment, but also generate limited charges, which limits the further improvement of the deposition amount of droplets on the target.
[0013] At present, the preparations of hexaconazole mainly include suspension concentrate, microemulsion, water emulsion, etc., but the electrostatic oil preparation of hexaconazole has not been reported yet.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0053] 0.1% Hexaconazole Static Oil

[0054] Hexaconazole 0.1%

[0055] Phorone 3.0%

[0056] Ethylene glycol acetate make up to 100%

[0057] The original drug of hexaconazole is dissolved in a co-solvent and a solvent, and can be made into an electrostatic oil after fully stirring. The viscosity of 0.1% hexaconazole electrostatic oil is 1.34mPa·s, and the conductivity is 1.15μs·cm -1 , the deposition amount on tomato leaves is 8.06μg·cm -2 .

Embodiment 2

[0059] 1% Hexaconazole Static Oil

[0060] Hexaconazole 1%

[0061] Dimethylsulfoxide 5.0%

[0062] Modified urethane make up to 100%

[0063] The original drug of hexaconazole is dissolved in a co-solvent and a solvent, and can be made into an electrostatic oil after fully stirring. The viscosity of 1% hexaconazole electrostatic oil is 1.63mPa·s, and the conductivity is 3.26μs·cm -1 , under the same active ingredient dosage as in Example 1, carry out electrostatic spraying (using modified carbamate to dilute the electrostatic oil), and the deposition amount on the tomato leaves is 10.27 μg cm -2 .

Embodiment 3

[0065] 3% Hexaconazole Static Oil

[0066] Hexaconazole 3%

[0067] Formamide 7.0%

[0068] Ethylene glycol acetate make up to 100%

[0069] The original drug of hexaconazole is dissolved in a co-solvent and a solvent, and can be made into an electrostatic oil after fully stirring. The viscosity of 3% hexaconazole electrostatic oil is 1.58mPa·s, and the conductivity is 4.78μs·cm -1 , under the same active ingredient dosage as in Example 1, carry out electrostatic spraying (use ethylene glycol acetate to dilute the electrostatic oil), and the deposition amount on tomato leaves is 13.28 μg cm -2 .

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PUM

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Abstract

The invention relates to a hexaconazole electrostatic oil agent and a preparation method thereof. According to the hexaconazole electrostatic oil agent, ethylene glycol acetate and / or modified carbamate is used as a solvent. The hexaconazole electrostatic oil agent is prepared from the following components in percentage by weight: 0.1-10% of hexaconazole, 3-10% of a cosolvent and the balance of ethylene glycol acetate and / or modified carbamate used as the solvent. The conductivity of the electrostatic oil agent provided by the invention is greatly improved; deposition amount and uniformity ofspray droplets of electrostatic oil agent spray are obviously improved, so that the utilization rate of the pesticide is obviously increased; the application amount of the pesticide is reduced; meanwhile, the hexaconazole electrostatic oil agent is lower in pollution to environment and can be practically used for preventing and controlling diseases of crops and increasing the yield of the crops.

Description

technical field [0001] The invention relates to the technical field of pesticides, in particular to hexaconazole electrostatic oil and a preparation method thereof. Background technique [0002] Hexaconazole is a triazole fungicide. The sterol demethylation inhibitor has broad-spectrum protective and therapeutic effects on diseases caused by fungi, especially basidiomycota and ascomycota. Destroy and prevent the biosynthesis of ergosterol, an important component of the cell membrane of germs, resulting in the failure of cell membrane formation and the death of germs. Has systemic, protective and therapeutic activity. Effectively prevent and control diseases caused by Ascomycetes, Basidiomycetes and Deuteromycetes, especially for diseases caused by Basidiomycetes and Ascomycetes, such as powdery mildew, rust, scab, brown spot, anthracnose, etc. and eradication. It has good control effect on rice sheath blight. [0003] Electrostatic oil is a type of pesticide formulation...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01N43/653A01N25/02A01P3/00
CPCA01N43/653A01N25/02
Inventor 尹明明陈福良任立瑞
Owner INST OF PLANT PROTECTION CHINESE ACAD OF AGRI SCI
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